Home / 3,895,980.48-5,374,881-2,589,864.12

Finding the Fourth Proportional to 3,895,980.48, 5,374,881 and 2,589,864.12

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Solution

The fourth proportional to 3,895,980.48, 5,374,881 and 2,589,864.12 is: 3,572,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,980.48 : 5,374,881 = 2,589,864.12 : x
  2. Step 2: Convert to fraction form
    3,895,980.48/5,374,881 = 2,589,864.12/x
  3. Step 3: Cross multiply
    3,895,980.48x = 5,374,881 × 2,589,864.12
  4. Step 4: Simplify right side
    3,895,980.48x = 13,920,211,451,169.72
  5. Step 5: Solve for x
    x = 13,920,211,451,169.72/3,895,980.48
  6. Step 6: Final answer
    x = 3,572,967.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.